// Copyright (c) 2020, OpenEmu Team
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//     * Redistributions of source code must retain the above copyright
//       notice, this list of conditions and the following disclaimer.
//     * Redistributions in binary form must reproduce the above copyright
//       notice, this list of conditions and the following disclaimer in the
//       documentation and/or other materials provided with the distribution.
//     * Neither the name of the OpenEmu Team nor the
//       names of its contributors may be used to endorse or promote products
//       derived from this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY OpenEmu Team ''AS IS'' AND ANY
// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
// WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
// DISCLAIMED. IN NO EVENT SHALL OpenEmu Team BE LIABLE FOR ANY
// DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
// (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
// LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
// ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

import Cocoa

@objc(OEHomebrewOutlinedButton)
final class HomebrewOutlinedButton: NSButton {
    
    override func draw(_ dirtyRect: NSRect) {
        
        let frame = dirtyRect.insetBy(dx: 1, dy: 2)
        
        NSGraphicsContext.current?.saveGraphicsState()
        
        NSColor.secondaryLabelColor.setStroke()
        
        let bezierPath = NSBezierPath(roundedRect: frame, xRadius: 3, yRadius: 3)
        bezierPath.lineWidth = 1
        bezierPath.stroke()
        
        NSGraphicsContext.current?.restoreGraphicsState()
        
        title.draw(in: frame.insetBy(dx: 0, dy: -0.5), withAttributes: HomebrewOutlinedButton.attributes)
    }
    
    private static let attributes: [NSAttributedString.Key : Any] = {
        
        let font = NSFont.systemFont(ofSize: 12)
        let color = NSColor.secondaryLabelColor
        
        let style = NSMutableParagraphStyle()
        style.alignment = .center
        
        let attributes: [NSAttributedString.Key : Any] =
                                          [.font: font,
                                .foregroundColor: color,
                                 .paragraphStyle: style]
        
        return attributes
    }()
}
